Foolhardy
Foolhardy adjective - Foolishly adventurous or bold.
Impromptu and foolhardy are semantically related. In some cases you can use "Impromptu" instead an adjective "Foolhardy".
Nearby Word: foolhardily
Impromptu
Impromptu adjective - Made or done without previous thought or preparation.
Mutual synonyms
Cite this Source
Impromptu and Foolhardy. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/foolhardy/impromptu
Foolhardy & Impromptu. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/foolhardy/impromptu>.
Impromptu or Foolhardy. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/foolhardy/impromptu.
Google Ngram Viewer shows how "foolhardy" and "impromptu" have occurred on timeline